A287867 - OEIS

%I #10 Mar 29 2024 08:45:11

%S -1,0,0,0,0,0,0,0,0,0,0,0,0,1,0,1,0,1,0,1,0,1,0,1,0,1,0,1,1,1,1,1,1,1,

%T 1,1,1,1,1,1,1,1,1,1,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,2,2,2,2,2,2,2,2,

%U 2,2,2,2,2,2,2,3,2,3,2,3,2,3,2,3,2,3,2,3,2,3,3,3,3,3,3,3,3,3,3,3

%N a(n) = floor(n/2) - A287864(n).

%C It would be nice to know how fast this sequence grows.

%H Andy Huchala, <a href="/A287867/b287867.txt">Table of n, a(n) for n = 1..212</a>

%Y Cf. A287864, A274933, A287866.

%K sign

%O 1,46

%A _N. J. A. Sloane_, Jun 05 2017